Home / 5,856.29-8,784.39-1,960.66

Finding the Fourth Proportional to 5,856.29, 8,784.39 and 1,960.66

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Solution

The fourth proportional to 5,856.29, 8,784.39 and 1,960.66 is: 2,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.29 : 8,784.39 = 1,960.66 : x
  2. Step 2: Convert to fraction form
    5,856.29/8,784.39 = 1,960.66/x
  3. Step 3: Cross multiply
    5,856.29x = 8,784.39 × 1,960.66
  4. Step 4: Simplify right side
    5,856.29x = 17,223,202.10
  5. Step 5: Solve for x
    x = 17,223,202.10/5,856.29
  6. Step 6: Final answer
    x = 2,940.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.